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Levelling the Surface of the Pedestal Before the Concrete Cures

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NASA

Oct 06, 2015
Image Article
Levelling the Surface of the Pedestal Before the Concrete Cures
Smoothing the base the pedestal before the concrete cures is necessary as this layer forms the surface on which the antenna will rotate. The structure visible in the center of the pedestal is the pintle bearing around which the antenna rotates and through which the BWG assembly will pass.

Smoothing the base the pedestal before the concrete cures is necessary as this layer forms the surface on which the antenna will rotate. The structure visible in the center of the pedestal is the pintle bearing around which the antenna rotates and through which the BWG assembly will pass.